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feat: 支持opus-4.7

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shaw
2026-04-17 09:37:25 +08:00
parent e6e73b4f52
commit a789c8c4c7
7 changed files with 99 additions and 45 deletions
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2
backend/internal/domain/constants.go
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@@ -71,6 +71,7 @@ const (
// 与前端 useModelWhitelist.ts 中的 antigravityDefaultMappings 保持一致
var DefaultAntigravityModelMapping = map[string]string{
// Claude 白名单
"claude-opus-4-7": "claude-opus-4-7", // 官方模型
"claude-opus-4-6-thinking": "claude-opus-4-6-thinking", // 官方模型
"claude-opus-4-6": "claude-opus-4-6-thinking", // 简称映射
"claude-opus-4-5-thinking": "claude-opus-4-6-thinking", // 迁移旧模型
@@ -120,6 +121,7 @@ var DefaultAntigravityModelMapping = map[string]string{
// aws_region 自动调整为匹配的区域前缀（如 eu.、apac.、jp. 等）
var DefaultBedrockModelMapping = map[string]string{
// Claude Opus
"claude-opus-4-7": "us.anthropic.claude-opus-4-7-v1",
"claude-opus-4-6-thinking": "us.anthropic.claude-opus-4-6-v1",
"claude-opus-4-6": "us.anthropic.claude-opus-4-6-v1",
"claude-opus-4-5-thinking": "us.anthropic.claude-opus-4-5-20251101-v1:0",

1
backend/internal/pkg/antigravity/claude_types.go
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@@ -154,6 +154,7 @@ var claudeModels = []modelDef{
{ID: "claude-sonnet-4-5-thinking", DisplayName: "Claude Sonnet 4.5 Thinking", CreatedAt: "2025-09-29T00:00:00Z"},
{ID: "claude-opus-4-6", DisplayName: "Claude Opus 4.6", CreatedAt: "2026-02-05T00:00:00Z"},
{ID: "claude-opus-4-6-thinking", DisplayName: "Claude Opus 4.6 Thinking", CreatedAt: "2026-02-05T00:00:00Z"},
{ID: "claude-opus-4-7", DisplayName: "Claude Opus 4.7", CreatedAt: "2026-04-17T00:00:00Z"},
{ID: "claude-sonnet-4-6", DisplayName: "Claude Sonnet 4.6", CreatedAt: "2026-02-17T00:00:00Z"},
}

12
backend/internal/pkg/antigravity/request_transformer.go
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@@ -582,8 +582,12 @@ func maxOutputTokensLimit(model string) int {
return maxOutputTokensUpperBound
}
func isAntigravityOpus46Model(model string) bool {
return strings.HasPrefix(strings.ToLower(model), "claude-opus-4-6")
// isAntigravityOpusHighTierModel 判断是否为高阶 Opus 模型（4.6+），
// 用于 adaptive thinking 时覆写为高预算。
func isAntigravityOpusHighTierModel(model string) bool {
lower := strings.ToLower(model)
return strings.HasPrefix(lower, "claude-opus-4-6") ||
strings.HasPrefix(lower, "claude-opus-4-7")
}
func buildGenerationConfig(req *ClaudeRequest) *GeminiGenerationConfig {
@@ -605,12 +609,12 @@ func buildGenerationConfig(req *ClaudeRequest) *GeminiGenerationConfig {
}
// - thinking.type=enabled：budget_tokens>0 用显式预算
// - thinking.type=adaptive：仅在 Antigravity 的 Opus 4.6 上覆写为 （24576）
// - thinking.type=adaptive：在 Antigravity 的高阶 Opus（4.6+）上覆写为 （24576）
budget := -1
if req.Thinking.BudgetTokens > 0 {
budget = req.Thinking.BudgetTokens
}
if req.Thinking.Type == "adaptive" && isAntigravityOpus46Model(req.Model) {
if req.Thinking.Type == "adaptive" && isAntigravityOpusHighTierModel(req.Model) {
budget = ClaudeAdaptiveHighThinkingBudgetTokens
}

6
backend/internal/pkg/claude/constants.go
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@@ -83,6 +83,12 @@ var DefaultModels = []Model{
DisplayName: "Claude Opus 4.6",
CreatedAt: "2026-02-06T00:00:00Z",
},
{
ID: "claude-opus-4-7",
Type: "model",
DisplayName: "Claude Opus 4.7",
CreatedAt: "2026-04-17T00:00:00Z",
},
{
ID: "claude-sonnet-4-6",
Type: "model",

6
backend/internal/service/billing_service.go
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@@ -191,6 +191,9 @@ func (s *BillingService) initFallbackPricing() {
// Claude 4.6 Opus (与4.5同价)
s.fallbackPrices["claude-opus-4.6"] = s.fallbackPrices["claude-opus-4.5"]
// Claude 4.7 Opus (暂与4.6同价，待官方定价更新)
s.fallbackPrices["claude-opus-4.7"] = s.fallbackPrices["claude-opus-4.6"]
// Gemini 3.1 Pro
s.fallbackPrices["gemini-3.1-pro"] = &ModelPricing{
InputPricePerToken: 2e-6, // $2 per MTok
@@ -278,6 +281,9 @@ func (s *BillingService) getFallbackPricing(model string) *ModelPricing {
// 按模型系列匹配
if strings.Contains(modelLower, "opus") {
if strings.Contains(modelLower, "4.7") || strings.Contains(modelLower, "4-7") {
return s.fallbackPrices["claude-opus-4.7"]
}
if strings.Contains(modelLower, "4.6") || strings.Contains(modelLower, "4-6") {
return s.fallbackPrices["claude-opus-4.6"]
}

110
backend/internal/service/pricing_service.go
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@@ -656,65 +656,95 @@ func (s *PricingService) extractBaseName(model string) string {
// matchByModelFamily 基于模型系列匹配
func (s *PricingService) matchByModelFamily(model string) *LiteLLMModelPricing {
// Claude模型系列匹配规则
familyPatterns := map[string][]string{
"opus-4.6": {"claude-opus-4.6", "claude-opus-4-6"},
"opus-4.5": {"claude-opus-4.5", "claude-opus-4-5"},
"opus-4": {"claude-opus-4", "claude-3-opus"},
"sonnet-4.5": {"claude-sonnet-4.5", "claude-sonnet-4-5"},
"sonnet-4": {"claude-sonnet-4", "claude-3-5-sonnet"},
"sonnet-3.5": {"claude-3-5-sonnet", "claude-3.5-sonnet"},
"sonnet-3": {"claude-3-sonnet"},
"haiku-3.5": {"claude-3-5-haiku", "claude-3.5-haiku"},
"haiku-3": {"claude-3-haiku"},
// modelFamily 定义一个模型系列的匹配和定价查找规则。
type modelFamily struct {
name string // 系列名称
match []string // 用于将模型归类到此系列的模式（strings.Contains 匹配）
pricing []string // 用于在定价数据中查找价格的模式（nil 则复用 match；可包含低版本 fallback）
}
// 确定模型属于哪个系列
var matchedFamily string
for family, patterns := range familyPatterns {
for _, pattern := range patterns {
// 按特异性降序排列：高版本号在前，避免 "claude-opus-4"（opus-4 系列）
// 因子串关系误匹配 "claude-opus-4-7"（opus-4.7 系列）。
// 注意：原 map 实现存在 Go map 迭代随机性导致的同类 bug，此处改为有序切片修复。
families := []modelFamily{
{name: "opus-4.7", match: []string{"claude-opus-4-7", "claude-opus-4.7"}, pricing: []string{"claude-opus-4-7", "claude-opus-4.7", "claude-opus-4-6"}},
{name: "opus-4.6", match: []string{"claude-opus-4-6", "claude-opus-4.6"}},
{name: "opus-4.5", match: []string{"claude-opus-4-5", "claude-opus-4.5"}},
{name: "opus-4", match: []string{"claude-opus-4", "claude-3-opus"}},
{name: "sonnet-4.5", match: []string{"claude-sonnet-4-5", "claude-sonnet-4.5"}},
{name: "sonnet-4", match: []string{"claude-sonnet-4", "claude-3-5-sonnet"}},
{name: "sonnet-3.5", match: []string{"claude-3-5-sonnet", "claude-3.5-sonnet"}},
{name: "sonnet-3", match: []string{"claude-3-sonnet"}},
{name: "haiku-3.5", match: []string{"claude-3-5-haiku", "claude-3.5-haiku"}},
{name: "haiku-3", match: []string{"claude-3-haiku"}},
}
// Phase 1: 按有序切片归类（最具体的系列优先匹配）
var matched *modelFamily
for i := range families {
for _, pattern := range families[i].match {
if strings.Contains(model, pattern) || strings.Contains(model, strings.ReplaceAll(pattern, "-", "")) {
matchedFamily = family
matched = &families[i]
break
}
}
if matchedFamily != "" {
if matched != nil {
break
}
}
if matchedFamily == "" {
// 简单的系列匹配
if strings.Contains(model, "opus") {
if strings.Contains(model, "4.5") || strings.Contains(model, "4-5") {
matchedFamily = "opus-4.5"
} else {
matchedFamily = "opus-4"
// Phase 2: 二次兜底——当模型 ID 不含已知模式串时，按关键字粗分
if matched == nil {
var fallbackName string
switch {
case strings.Contains(model, "opus"):
switch {
case strings.Contains(model, "4.7") || strings.Contains(model, "4-7"):
fallbackName = "opus-4.7"
case strings.Contains(model, "4.6") || strings.Contains(model, "4-6"):
fallbackName = "opus-4.6"
case strings.Contains(model, "4.5") || strings.Contains(model, "4-5"):
fallbackName = "opus-4.5"
default:
fallbackName = "opus-4"
}
} else if strings.Contains(model, "sonnet") {
if strings.Contains(model, "4.5") || strings.Contains(model, "4-5") {
matchedFamily = "sonnet-4.5"
} else if strings.Contains(model, "3-5") || strings.Contains(model, "3.5") {
matchedFamily = "sonnet-3.5"
} else {
matchedFamily = "sonnet-4"
case strings.Contains(model, "sonnet"):
switch {
case strings.Contains(model, "4.5") || strings.Contains(model, "4-5"):
fallbackName = "sonnet-4.5"
case strings.Contains(model, "3-5") || strings.Contains(model, "3.5"):
fallbackName = "sonnet-3.5"
default:
fallbackName = "sonnet-4"
}
} else if strings.Contains(model, "haiku") {
if strings.Contains(model, "3-5") || strings.Contains(model, "3.5") {
matchedFamily = "haiku-3.5"
} else {
matchedFamily = "haiku-3"
case strings.Contains(model, "haiku"):
switch {
case strings.Contains(model, "3-5") || strings.Contains(model, "3.5"):
fallbackName = "haiku-3.5"
default:
fallbackName = "haiku-3"
}
}
if fallbackName != "" {
for i := range families {
if families[i].name == fallbackName {
matched = &families[i]
break
}
}
}
}
if matchedFamily == "" {
if matched == nil {
return nil
}
// 在价格数据中查找该系列的模型
patterns := familyPatterns[matchedFamily]
for _, pattern := range patterns {
// Phase 3: 在定价数据中查找该系列的价格
lookups := matched.pricing
if lookups == nil {
lookups = matched.match
}
for _, pattern := range lookups {
for key, pricing := range s.pricingData {
keyLower := strings.ToLower(key)
if strings.Contains(keyLower, pattern) {